SWIM SCHEDULE CHANGE: Glen Helen & Yucaipa complexes transitioned back to weekends only through Labor Day weekend. See pool calendar.
LAKE ALGAE NOTICES: Both lakes at Cucamonga-Guasti & Glen Helen are under a Caution status. Prado is under a Warning status. Learn more about algal blooms.
CALICO GHOST TOWN: The phone line is currently down. If you need assistance, call our main number 909-387-2757. The Rock Shop is closed due to construction.
GLEN HELEN FULL PARK CLOSURES: Due to special events, the park will be closed to the public on Sept. 18-21 & Sept. 25-27.
MOJAVE NARROWS: Splash pad will be closed after Monday, Sept. 7 through May 2027 for construction.
PRADO: Due to current lake conditions, fishing activities at Prado Regional Park are temporarily suspended until further notice.
SPLASH PADS: Are open at Cucamonga-Guasti, Mojave Narrows & Prado.
YUCAIPA: Be advised that lining up or stopping on Oak Glen Rd. to enter Yucaipa is not permitted prior to 7:30 a.m. ‘No Stopping’ signs are posted along Oak Glen Rd. for safety and traffic impact.

Join us at Cucamonga-Guasti Regional Park on Sunday, August 11, from 10 a.m. to 12 p.m., as we celebrate trees and all the good they do for our environment. This activity is based around arts & crafts. Bring the family for a day of fishing, picnicking or cool off at our splash pad. Admission is $10 per vehicle. All ages are welcome! Leashed pets are welcome too!